信号源数组反转，让后添加进去的信号源覆盖在前面添加的信号源上面

src/renderer/components/BigShow.vue

@@ -36,7 +36,7 @@
                 </div>
             </VueDragResize>
 
-            <div v-for="itemD in bigScreenObj[item.ID].bindList" :key="itemD" class="sitem2">
+            <div v-for="itemD in bigScreenObj[item.ID].bindList" class="sitem2">
                 {{itemD}}
             </div>
         </draggable>
@@ -220,7 +220,7 @@
                         const positionInfo = elePosition(newObj[0].width,newObj[0].height,positionNum,this.screenPosition[bigscreenId].top,this.screenPosition[bigscreenId].left,bigScreenObj[bigscreenId].splitStatus+1)
                         newObj[0].top = positionInfo.top - this.screenPosition[bigscreenId].top
                         newObj[0].left = positionInfo.left - this.screenPosition[bigscreenId].left
-                        bigScreenObj[bigscreenId].signalArr = [...newObj,...otherSignals]
+                        bigScreenObj[bigscreenId].signalArr = [...newObj,...otherSignals].reverse()
                         this.refreshBigScreen(bigScreenObj,bigscreenId)
                     })
                 }